CoFoundersLab - Meet 250,000+ entrepreneurs online
Open Camera - Open Camera is an open-source camera app for Android phones and tablets.
Confs.tech - Open source list of tech conferences: JS / Ruby / Data etc.
Secure Camera - Modern camera app focused on privacy and security with QR & barcode scanning.
Huntathon - Browse and submit Product Hunt Global Hackathon projects
PhotonCamera - Android Camera that uses enhanced image processing.